54 lines
1.4 KiB
Rust
54 lines
1.4 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
|
|
// file at the top-level directory of this distribution and at
|
|
// http://rust-lang.org/COPYRIGHT.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
#![feature(box_patterns)]
|
|
#![feature(box_syntax)]
|
|
|
|
enum E {
|
|
StructVar { boxed: Box<i32> }
|
|
}
|
|
|
|
fn main() {
|
|
|
|
// Test matching each shorthand notation for field patterns.
|
|
let mut a = E::StructVar { boxed: box 3 };
|
|
match a {
|
|
E::StructVar { box boxed } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { box ref boxed } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { box mut boxed } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { box ref mut boxed } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { ref boxed } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { ref mut boxed } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { mut boxed } => { }
|
|
}
|
|
|
|
// Test matching non shorthand notation. Recreate a since last test
|
|
// moved `boxed`
|
|
let mut a = E::StructVar { boxed: box 3 };
|
|
match a {
|
|
E::StructVar { boxed: box ref mut num } => { }
|
|
}
|
|
match a {
|
|
E::StructVar { boxed: ref mut num } => { }
|
|
}
|
|
|
|
}
|